Multiple applicants have filed amended S-1 forms in the final step in the process before a potential spot bitcoin ETF approval.

BlackRock, Ark Invest/21Shares, VanEck, WisdomTree, Invesco, Fidelity and Valkyrie have all filed amended S-1 forms.

Included in the filings are some of the sponsor fees, which have not previously been announced. BlackRock has set its sponsor fee at 0.3% — although this will be even lower at 0.2% for the first year, or until the ETF hits $5 billion in assets. VanEck has gone for the joint lowest permanent fee out of the issuers so far at 0.25%. WisdomTree has gone for a higher 0.5% fee.

"Damn, the fee for BlackRock’s Bitcoin ETF will be 0.30% as per their just filed S-1. This is much cheaper than I predicted. Life just got a LOT tougher for everyone else. The …